(R)-(-)-4-Phenyl-2-oxazolidinone

Also known as: (R)-4-Phenyloxazolidin-2-one, (4R)-4-Phenyl-1,3-oxazolidin-2-one, (R)-4-Phenyl-2-oxazolidinone, (4R)-4-Phenyloxazolidin-2-one, (R)-PH-OXAZOLIDINONE

(R)-(-)-4-Phenyl-2-oxazolidinone (CAS 90319-52-1) is a compound in the Ketones category listed in the Jingsj chemical database. It has the molecular formula C9H9NO2 and a molecular weight of 163.173 g/mol. Key properties include a melting point of 131-133 °C(lit.), a boiling point of 407.0±25.0 °C at 760 mmHg, a density of 1.2±0.1 g/cm3 and a flash point of 200.0±23.2 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 90319-52-1
Jingsj CID: J-1067798-2
Molecular Formula: C₉H₉NO₂
Molecular Weight: 163.173 g/mol
Category: Ketones
Last updated: 8/21/2026

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Physicochemical Properties

Melting Point	131-133 °C(lit.)
Boiling Point	407.0±25.0 °C at 760 mmHg
Density	1.2±0.1 g/cm3
Flash Point	200.0±23.2 °C
Exact Mass	163.063324
PSA	38.33000
LogP	1.39
Vapor Pressure	0.0±0.9 mmHg at 25°C
Refractive Index	1.548

Customs & Trade Information

HS Code	2934999090
Summary	2934999090. other heterocyclic compounds. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%

Frequently Asked Questions

What is the CAS number of (R)-(-)-4-Phenyl-2-oxazolidinone?

The CAS number of (R)-(-)-4-Phenyl-2-oxazolidinone is 90319-52-1.

What are the molecular formula and molecular weight of (R)-(-)-4-Phenyl-2-oxazolidinone?

(R)-(-)-4-Phenyl-2-oxazolidinone has molecular formula C9H9NO2 and molecular weight 163.173 g/mol.

What are the upstream and downstream products of (R)-(-)-4-Phenyl-2-oxazolidinone?

For (R)-(-)-4-Phenyl-2-oxazolidinone, Upstream Products: (R)-(-)-2-Phenylglycinol, Carbon dioxide, N-(tert-Butoxycarbonyl)-DL-2-phenylglycinol; Downstream Products: (R)-3-Acetyl-4-phenyl-2-oxazolidinone, (R)-4-Phenyl-3-propionyloxazolidin-2-one, (S)-4-Phenyl-3-propionyl-2-oxazolidinone.

Data compiled from public chemical databases such as PubChem and supplier catalogs; supplier offers are provided by suppliers.

Last updated: 8/21/2026

How to cite: Jingsj. "(R)-(-)-4-Phenyl-2-oxazolidinone (CAS 90319-52-1)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1067798-2 (accessed 2026-11-09).

Data for reference only; verify product details with suppliers before purchase.